<template>
  <el-config-provider :locale="locale">
    <router-view />
  </el-config-provider>
</template>
<script>
import { ElConfigProvider } from "element-plus";
import zhCn from "element-plus/lib/locale/lang/zh-cn";
export default {
  name: "ZhProvider",
  components: {
    [ElConfigProvider.name]: ElConfigProvider,
  },
  setup() {
    let locale = zhCn;
    return {
      locale,
    };
  },
  created() {
    //在页面刷新时将vuex里的信息保存到sessionStorage里
    window.addEventListener("beforeunload", () => {
      sessionStorage.setItem("store", JSON.stringify(this.$store.state));
    });
    //在页面加载时读取sessionStorage里的状态信息
    if (sessionStorage.getItem("store")) {
      this.$store.replaceState(
        Object.assign(
          {},
          this.$store.state,
          JSON.parse(sessionStorage.getItem("store"))
        )
      );
    }
    sessionStorage.removeItem("store");
  },
};
</script>

<style lang="less">
#app {
  height: 100%;
  width: 100%;
}
html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}
</style>
